<!--
  Licensed to the Apache Software Foundation (ASF) under one
  or more contributor license agreements.  See the NOTICE file
  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
-->
<html>
<head>
<title>Release Notes - Tajo - Version 0.11.1</title>
</head>

<body>
<h1>Release Notes - Tajo - Version 0.11.1</h1>
    
<h2>        Sub-task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1855'>TAJO-1855</a>] -         Add document for tablespace configuration to the Configuration chapter.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1856'>TAJO-1856</a>] -         Add a description about the relationship of tablespace, managed table, and external table to Tablespace section of Table Management chapter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1992'>TAJO-1992</a>] -         \set timezone in cli doesn&#39;t work because of casesensitive
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1993'>TAJO-1993</a>] -         Table Timezone doesn&#39;t work when Timezone is not exactly same.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2024'>TAJO-2024</a>] -         Remove getContentSummary from HCatalogStore
</li>
</ul>
                            
<h2>        Bug
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1578'>TAJO-1578</a>] -         User configuration for pull server port is ignored.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1643'>TAJO-1643</a>] -         SQLParse can&#39;t parse parentheses table clause
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1753'>TAJO-1753</a>] -         GlobalEngine causes NPE occurs occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1921'>TAJO-1921</a>] -         Hbase Storage can cause NPE when the hbase cluster is restarted
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1935'>TAJO-1935</a>] -         Some Tasks don&#39;t work after they become TA_ASSIGNED
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1954'>TAJO-1954</a>] -         Fix memory leak in physical operator
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1961'>TAJO-1961</a>] -         Client timezone does not work properly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1964'>TAJO-1964</a>] -         TestKillQuery::testKillQueryFromInitState causes NPE
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1965'>TAJO-1965</a>] -         TestBlockingRpc::testServerShutdown occassionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1972'>TAJO-1972</a>] -         Invalid sort order with NULLS FIRST|LAST 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1977'>TAJO-1977</a>] -         Cannot recognize the space-contained tablename and databasename
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1978'>TAJO-1978</a>] -         Printout message before terminating TSQL
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1980'>TAJO-1980</a>] -         Printout the usage of TajoShellCommand
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1981'>TAJO-1981</a>] -         Invalid nulls sort order in VectorizedSorter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2000'>TAJO-2000</a>] -         BSTIndex can cause OOM
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2001'>TAJO-2001</a>] -         DirectRawFileScanner.getProgress occasionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2010'>TAJO-2010</a>] -         Parquet can not read null value
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2013'>TAJO-2013</a>] -         FilterPushDownRule fails due to the unsupported index
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2014'>TAJO-2014</a>] -         TestRpcClientManager fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2016'>TAJO-2016</a>] -         Fix storage tests hangs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2025'>TAJO-2025</a>] -         HBASE_LIB/metrics-core-*.jar should be included in CLASSPATH
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2034'>TAJO-2034</a>] -         Files required for executing python functions are not copied in testEval()
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2037'>TAJO-2037</a>] -         tajo-storage-hdfs tests occasionally hangs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2038'>TAJO-2038</a>] -         NPE in FileScanner#getProgress
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2066'>TAJO-2066</a>] -         Fix TestJoinOnPartitionedTables.testPartialFilterPushDown failure
</li>
</ul>
                        
<h2>        Improvement
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1271'>TAJO-1271</a>] -         Improve memory usage of Hash-shuffle
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1740'>TAJO-1740</a>] -         Update Partition Table document
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1858'>TAJO-1858</a>] -         Aligning error message in execute query page of web UI is needed.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1940'>TAJO-1940</a>] -         Implement HBaseTablespace::getTableVolume() method
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1950'>TAJO-1950</a>] -         Query master uses too much memory during range shuffle
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1966'>TAJO-1966</a>] -         Decrease memory usage of TajoTestingCluster
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1979'>TAJO-1979</a>] -         Usage of some TajoShellCommand is omitted
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1983'>TAJO-1983</a>] -         Improve memory usage of ExternalSortExec
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1985'>TAJO-1985</a>] -         Supporting Metric report via JMX
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1991'>TAJO-1991</a>] -         Tablespace::getVolume should take filter predication
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1998'>TAJO-1998</a>] -         Waiting for gracefully stopping in tajo-deamon.sh is too short
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2005'>TAJO-2005</a>] -         Add TableStatUpdateRewriter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2007'>TAJO-2007</a>] -         By default, Optimizer should use the table volume in TableStat.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2029'>TAJO-2029</a>] -         Showing query progress percentage in TAJO JDBC
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2032'>TAJO-2032</a>] -         Change tajo.rest.service.port to be the general style in TAJO.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2036'>TAJO-2036</a>] -         Prevent out of memory in the master server, if the query result is large
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2040'>TAJO-2040</a>] -         Decrease the default size of max request for locality
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2048'>TAJO-2048</a>] -         QueryMaster and TajoWorker should support the exception propagation
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2050'>TAJO-2050</a>] -         Adopt TAJO logo in CLI
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2053'>TAJO-2053</a>] -         Update description for HBase configuration.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2057'>TAJO-2057</a>] -         Remove redundant class loading in plan optimizer
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2060'>TAJO-2060</a>] -         Upgrade geoip-api-java library
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2061'>TAJO-2061</a>] -         Add description for EXPLAIN statement
</li>
</ul>
                                                                    
<h2>        Task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1705'>TAJO-1705</a>] -         Update document for index support
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1852'>TAJO-1852</a>] -         (Umbrella) Improve documentation for tablespace support
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1854'>TAJO-1854</a>] -         Add in-subquery document
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1857'>TAJO-1857</a>] -         Rename the section of &#39;File Formats&#39; to &#39;Data Formats&#39; and fill compression section of the &#39;Table Management&#39; chapter
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1906'>TAJO-1906</a>] -         Decrease the default size of hash map and array list for testing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1934'>TAJO-1934</a>] -         Test failures in TestPgSQLQueryTests due to sort order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1962'>TAJO-1962</a>] -         Add description for session variables
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1963'>TAJO-1963</a>] -         Add more configuration descriptions to document
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1970'>TAJO-1970</a>] -         Change the null first syntax 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1973'>TAJO-1973</a>] -         Replace &#39;while&#39; loop with &#39;foreach&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1975'>TAJO-1975</a>] -         Gathering fine-grained column statistics for range shuffle
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1989'>TAJO-1989</a>] -         Upgrade Maven Surefire Plugin to 2.19
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1994'>TAJO-1994</a>] -         Some trivial modification is needed in compression document
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2003'>TAJO-2003</a>] -         Fix typo in worker configuration
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2018'>TAJO-2018</a>] -         Remove redundant &#39;String.toString()&#39;
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2028'>TAJO-2028</a>] -         Refining Hive Integration document including typo
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2041'>TAJO-2041</a>] -         Update the Team page
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-2065'>TAJO-2065</a>] -         Increase default heap size
</li>
</ul>
                
</body>
</html>
